| Singles | |
|---|---|
| 2024 Lima Challenger | |
| Champion |  Juan Manuel Cerúndolo |
| Runner-up |  Pedro Boscardin Dias |
| Score | 6–4, 6–3 |
Luciano Darderi was the defending champion [1] but chose not to defend his title.
Juan Manuel Cerúndolo won the title after defeating Pedro Boscardin Dias 6–4, 6–3 in the final. [2]
Juan Manuel Cerúndolo (champion) Santiago Rodríguez Taverna (second round)
Hady Habib (first round) Renzo Olivo (first round)
Gonzalo Bueno (first round)
Álvaro Guillén Meza (first round) Andrea Collarini (withdrew) Pedro Sakamoto (second round)
Blaise Bicknell (first round)| Semifinals | Final | ||||||||||||
| 1 | Juan Manuel Cerúndolo | 77 | 5 | 6 | |||||||||
| Juan Bautista Torres | 65 | 7 | 4 | ||||||||||
| 1 | Juan Manuel Cerúndolo | 6 | 6 | ||||||||||
| Alt | Pedro Boscardin Dias | 4 | 3 | ||||||||||
| Alt | Pedro Boscardin Dias | 6 | 6 | ||||||||||
| Hernán Casanova | 3 | 4 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | JM Cerúndolo | 6 | 5 | 77 | |||||||||||||||||||||||
| Lautaro Midón | 3 | 7 | 63 | 1 | JM Cerúndolo | 6 | 6 | ||||||||||||||||||||
| Q |  Harrison Adams | 4 | 2 | G Villanueva | 4 | 1 | |||||||||||||||||||||
| G Villanueva | 6 | 6 | 1 | JM Cerúndolo | 77 | 4 | 6 | ||||||||||||||||||||
| Garrett Johns | 6 | 6 | M Pucinelli de Almeida | 63 | 6 | 3 | |||||||||||||||||||||
| WC | Luis José Nakamine | 2 | 2 | G Johns | 0 | 3 | |||||||||||||||||||||
| M Pucinelli de Almeida | 6 | 6 | M Pucinelli de Almeida | 6 | 6 | ||||||||||||||||||||||
| 6 | Á Guillén Meza | 3 | 4 | 1 | JM Cerúndolo | 77 | 5 | 6 | |||||||||||||||||||
| 4 | R Olivo | 2 | 1 | JB Torres | 65 | 7 | 4 | ||||||||||||||||||||
| JB Torres | 6 | 6 | JB Torres | 6 | 6 | ||||||||||||||||||||||
| Q |  Emile Hudd | 4 | 77 | 2 |  JC Prado Ángelo | 0 | 2 | ||||||||||||||||||||
| JC Prado Ángelo | 6 | 64 | 6 | JB Torres | 6 | 77 | |||||||||||||||||||||
 R Cid Subervi | 6 | 62 | 5 | F Mena | 3 | 64 | |||||||||||||||||||||
| F Mena | 3 | 77 | 7 | F Mena | 6 | 6 | |||||||||||||||||||||
| WC | Milledge Cossu | 1 | 0 | 8 | P Sakamoto | 4 | 4 | ||||||||||||||||||||
| 8 | P Sakamoto | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | G Bueno | 66 | 4 | ||||||||||||||||||||||||
| JL Reis da Silva | 78 | 6 | JL Reis da Silva | 2 | 63 | ||||||||||||||||||||||
| Alt | P Boscardin Dias | 6 | 6 | Alt | P Boscardin Dias | 6 | 77 | ||||||||||||||||||||
| V Aboian | 3 | 3 | Alt | P Boscardin Dias | w/o | ||||||||||||||||||||||
| Alt | Nicolas Zanellato | 63 | 3 | Q | K Sell | ||||||||||||||||||||||
| AL Lingua Lavallén | 77 | 6 | AL Lingua Lavallén | 2 | 4 | ||||||||||||||||||||||
| Q | Karue Sell | 6 | 4 | 6 | Q | K Sell | 6 | 6 | |||||||||||||||||||
| 3 | H Habib | 3 | 6 | 4 | Alt | P Boscardin Dias | 6 | 6 | |||||||||||||||||||
| 9 | B Bicknell | 1 | 0 | H Casanova | 3 | 4 | |||||||||||||||||||||
| H Casanova | 6 | 6 | H Casanova | 6 | 6 | ||||||||||||||||||||||
| Q | Mateo Barreiros Reyes | 2 | 7 | 5 | Q | I Gimenez | 0 | 3 | |||||||||||||||||||
| Q | Igor Gimenez | 6 | 5 | 7 | H Casanova | 6 | 6 | ||||||||||||||||||||
| WC | N Álvarez | 3 | 3 | Q |  DA Barreto Sánchez | 1 | 2 | ||||||||||||||||||||
| Q | Diego Augusto Barreto Sánchez | 6 | 6 | Q | DA Barreto Sánchez | 77 | 7 | ||||||||||||||||||||
| LL | Wilson Leite | 2 | 6 | 5 | 2 | S Rodríguez Taverna | 65 | 5 | |||||||||||||||||||
| 2 | S Rodríguez Taverna | 6 | 2 | 7 | |||||||||||||||||||||||
Cristian Garín was the defending champion, but chose not to defend his title.
Miomir Kecmanović was the defending champion, but chose to compete at the Summer Olympics instead.
Bernabé Zapata Miralles was the defending champion but chose not to defend his title.
Pedro Sousa was the defending champion but chose not to defend his title.
Facundo Mena was the defending champion but chose not to defend his title.
Daniel Elahi Galán was the defending champion, but chose not to defend his title.
Sebastián Báez was the defending champion but lost in the final to Juan Pablo Varillas.
Felipe Meligeni Alves was the defending champion but withdrew before his semifinal match with Luciano Darderi.
Albert Ramos Viñolas defeated Alejandro Tabilo in the final, 4–6, 6–3, 6–4 to win the singles title at the 2022 Córdoba Open.
Juan Manuel Cerúndolo was the defending champion but chose not to defend his title.
Camilo Ugo Carabelli was the defending champion but chose not to defend his title.
Juan Manuel Cerúndolo was the defending champion and successfully defended his title, defeating Jesper de Jong 6–3, 2–6, 6–2 in the final.
Nicolás Jarry defeated Tomás Martín Etcheverry in the final, 6–7(5–7), 7–6(7–5), 6–2 to win the singles tennis title at the 2023 Chile Open. This was Jarry's first ATP title since 2019.
Pedro Cachin was the defending champion but chose not to defend his title.
Paul Jubb was the defending champion but chose not to defend his title.
Juan Manuel Cerúndolo was the defending champion but lost in the quarterfinals to Luciano Darderi.
Agustín Velotti was the defending champion from when the tournament was last held in 2016 but didn't defend his title as he retired from professional tennis.
Álvaro Guillén Meza was the defending champion but lost in the second round to Mariano Navone.
Camilo Ugo Carabelli was the defending champion but chose not to defend his title.
Alexandre Müller defeated Kei Nishikori in the final, 2–6, 6–1, 6–3 to win the singles tennis title at the 2025 ATP Hong Kong Tennis Open. It was his first ATP Tour singles title. Müller became the second player to win an ATP Tour title after losing the first set in all of his matches, after Alexander Bublik at the 2024 Open Sud de France.